Question

Assertion (A): There is a unidirectional flow of energy in anecosystem.

Reason (R): Each step of nutrition in a chain is called the trophic

level.​

Answer 1

Answer:

Both are correct

Explanation:

hope it helps you

Answer 2

HERE'S UR ANSWER

Both Assertion And

Reason Are Correct

And

Reason Is The Correct Explanation

Of Assertion

HOPE THIS IS HELPFUL